The Last of Us generated more than $252 million in revenue for Sony(based on 6.3 million copies sold, the game sold 17 million copies). Exceeded sales forecast by 46%.
I want to say it's one to one, but in all honesty I'm a bit fuzzy there. I can recommend JoyFreak's sister site AdminIntel - Admin & Webmaster Resource where there are lots for people of varying degrees of expertise with development, you likely can get a far more precise answer there!